He cut off the leaves, which contain toxic amounts of oxalic acid, leaving a little webbing so the stalks would not develop split ends.

Soils with high acidity tend to have toxic amounts of aluminium and manganese.

Soon after taking an overdose of acetaminophen, you may have no symptoms from taking a toxic amount.

Officials said the ducks died from ingesting toxic amounts of selenium, a mineral often contained in pesticides.

In converting beta-carotene to vitamin A, the body does not produce toxic amounts.

Scientists have learned, for example, that it is not necessary to deliver a toxic amount of heat all at once.

The rock is very low in calcium, very high in magnesium, and has toxic amounts of heavy metals.

It was not always effective, however, as the difference between therapeutic and toxic amounts is very slight.

Most likely, you would notice a discoloration and bad taste in the fruit before consuming a toxic amount of silver.

But if the same potatoes were green, the toxic amount would shrink to one-twelfth that amount.